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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 720539Generated: October 28, 2026

O-Phenylhydroxylamine hydrochloride → 3-(4-Fluorobenzyl)-N-phenoxy-3H-imidazo[4,5-c]pyridine-6-carboxamide

https://huagongshe.com/reaction/720539

Reaction equation

Participants

RoleNameHCIDCharge
ReactantO-Phenylhydroxylamine hydrochlorideHCID 6365179—
Reactant3-(4-Fluorobenzyl)-3H-imidazo[4,5-c]pyridine-6-carboxylic acidHCID 21892227—
Product3-(4-Fluorobenzyl)-N-phenoxy-3H-imidazo[4,5-c]pyridine-6-carboxamideHCID 10044170—

Reaction Steps

The title compound was prepared by coupling of 3-(4-fluoro-benzyl)-3H-imidazo[4,5-c]pyridine-6-carboxylic acid and N-phenoxyamine hydrochloride under the same conditions as those in step (c) of example 1. 1H NMR (300 MHz, MeOH-d4) δ; 8.82 (s, 1H), 8.53 (s, 1H), 8.43 (s, 1H), 8.24 (d, 2H, J=7.9 Hz), 7.38–7.33 (m, 2H), 7.07–7.01 (m, 2H), 6.88–6.74 (m, 3H), 5.57 (s, 2H). LCMS (API-ES, M+H+): 363.1. HRMS calcd for C20H16FN4O2 (M+H) 363.1257. found 363.1256. HPLC: >85% purity.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07135482B2
Source datasetuspto-grants-2006_11
ORD IDord-7800d8f1634d4277bfe831c3401b01a9
Source noteuspto-grants-2006_11